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Virtually all Proton Exchange Membrane fuel cells use platinum as a catalyst. Platinum is one of the precious metals and as a result, it is expensive. There is therefore impending need to use nonprecious metal catalysts that are cheaper hence cutting down the overall cost. Research should also help develop membranes.
The planning team has an outlined criterion that they have to adhere to as part of carrying out a detailed assessment of the existing environment to be able to accommodate the given proposal (Dubbo City Council, 2014). The assessment is required to give an initial framework for the Local Environment Plan to be displayed during September and October 2015 on public exhibition.
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13 pages (3771 words)
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Biogas production dates back to 2000 to 300 years (Gurung & Oh, 2013). It has evolved over time, thus becoming a core source of alternate energy, especially in rural areas. The focus is on understanding the operational mechanism to the detail and improving the efficiency of methane gas production.
The device consists of dual-energy x-ray imaging that presents automatic color-coding of objects with varying atomic numbers, which enable the security personnel at the airport to identify objects categorized as threats, such as explosives, inside the baggage (Kolokytha et al, 2014).
An electro-pneumatic control is composed of two parts that are interfaced by electrically actuated reversing control valves. The main function of the electrically actuated reversing control valves is to switch the air supply on and off as well as retraction and extension of cylinder discs. The valves are switched through the support of solenoids
Industrial attachment can be understood as the work experience that is structured purposely within a working context, which requires the student to acquire and apply skills and knowledge relevant to their field of study. I had to therefore put into practice the skills that I had mostly theoretically learned in engineering.
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The second objective looks into demonstrating how SMEs can be deployed in resolving the power instability issues related to frequency fluctuations. The frequency fluctuations usually occur as a result of system transients. Fluctuations in these frequencies are addressed for the purpose of stabilizing power through a process called damping.
This report discussed the critical infrastructure process as it applies to the Wonthaggi desalination plant. The plant desalination plant has been deemed critical infrastructure under section 75C of the Environmental Planning and Assessment Act 1979 (EP&A Act) by the Victorian government who considered the project to be “essential for the state".
Other risk assessment techniques involve regular commissioning and inspection to ensure that there are not overheating, abnormal vibrations, oil leaks, malfunction, and noise. In addition, the devices used to inspect the transformers must operate well and be calibrated properly (Factory Manual Global, 2014).
Lewisham house is one of the houses in Australia that have adopted sustainable housing which the main characterization is the use of resources in an efficient manner by adopting environmental sustainability measures. The report dwelt on the water supply system which is used for irrigation and washing.
Cooling towers have sprinklers made of centrifugal fan units which are energy efficient and axial fan designs which according to Babcock (2005) have improved heat transfer surfaces that he terms as ‘fill’ (p. 105). These fills have the ability to save energy by up to 40% depending on the manufacturer.
The most viable solution to worn-out tools and equipment is to either replace them with new ones or repair the worn-out parts of the same equipment. For instance, in the photograph above, the best solution will therefore be replacing the worn-out cable with a new one or providing an insulating material for the exposed and naked live wires.
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the research recommendations reveal that there is still too little information on the process and geometric characteristics of a single track on Ti6Al14V which forms the basic topic of research. This means that many studies according to the above-discussed information are based on the parameters that surround the SLM process.
Modern-day technologies have now paved the way for the automation of the entire process. A process that could take hours with a manual can now take minutes to be completed by the use of automation. Dismantling of the equipment has also its challenges but with the right tools to do this task, it has become safer and has reduced losses.
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Akin to NAT, HRO theory, Callon's precautionary principle, and the Janus effect, HRO theory is not much useful since HRO organizational processes are not more expansively considered. Besides, the Normal Accident Theory concludes that a number of technologies, like nuclear power, must simply be discarded for the reason that they do not deserve the risk.
Oversight of the project to be carried out at various levels and not just at the management levels. In one of the proposals, it was pointed out that the best-placed person to give proposals on improvement was the executor of the tasks i.e. the worker. Therefore management should not disregard his opinion on matters concerning daily work.
Other risk assessment techniques involve regular commissioning and inspection to ensure that there are not overheating, abnormal vibrations, oil leaks, malfunction, and noise. In addition, the devices used to inspect the transformers must operate well and be calibrated properly (Factory Manual Global, 2014).
Every week I will meet the project supervisor Dr. to inform him of the progress of the project, get his feedback on the work, and advise on what needs to be included in the project. Too much research will be needed at this point. Literature Review: Gaining knowledge on the past literature on piezoelectric transducer systems.
The initiation of the project has been founded and commenced based on the identification of primary concerns. These included the consideration of both the primary and secondary benefits associated with the fit-out project. The project involved fitting out a call centre through the interior and layout design to realize the maximization of the use of the operational space within the facility.
The author's practicum experience took place at the SAUDI ELECTRICITY COMPANY where he was attached to the Engineering and Design Department. This department focuses mainly on Extra High Voltage. The department is subdivided into different sectors where each student undertaking their practicum has to visit.
The drainage design of the Canadian lakes seeks in determining the elements of water sensitive urban design (WSUD). WSUD is all about integrating the cycle management of water into urban design and planning. The water sensitive urban design seeks to manage the results of stormwater towards development.
The equivalent sheet procedure used for the calculation of the U factor for cases where the bolts are in one section is presented by the Brazilian code. There is an agreement between theoretical and experimental results, an indication that the procedure used is good for the evaluation of the capacity of members in areas of connection.
A container that has instant tomato soup is heated in a microwave for a given time. The time for heating is recorded. After the removal of the content from the microwave, a thermocouple is put in the soup so that the temperature of the soup is measured at intervals of 10 seconds for 15 minutes as the soup is allowed to cool.
The measurement procedures involve an electrical circuit, which comprises strain gauges, which have a typical configuration of 4 arms. Such acts as subtraction and addition to the electrical network. The Wheatstone bridge creates room for temperature effects compensation and signal cancellation, which emerge from extraneous loading.
The underground structures may include roads, beds for railways, canals, and fortifications for military use. In the earthworks of underground structures, there are major concerns that engineers need to concern themselves with especially in relation to safety. The architectural designs of the underground structure should incorporate such concerns
Certification of special projects aircraft Antonov AN74TK-200 to be modified for firefighting services poses both structural and operational challenges to the aviation fraternity. The main challenges that the modifications present to the company are well covered herein with the solutions that are going to aid in solving the principle issues.
In conclusion, it is evident that the company has been able to gain a competitive advantage in the market due to its innovative nature. The company uses innovations for various purposes including the development of new products. It is evident that the company has actively been involved in innovations in the recent past.
This is a viable project, and its significance is clearly evident due to the inconveniences experienced when using large power transformers. The approach used, is sufficient to determine the operational characteristics of the transformer, and through the graphs produced by MATLAB, it is possible to analyze the performance of the transformer.
In Module 1 there is rectification so that it can be put into a form that is usable while in Module 2 there is the optimization of the power flow coming from the rectified power output in Module 1. Module 3 is an optional module and this may serve to boost the power output that is generated in the energy harvesting system in some circumstances.
In this experimental setup, the method that was utilized involved altering parameters under investigations and measuring their corresponding effects on the temperature changes, these were then compared with the set values so at to generate a control signal that could enable regulation of the electrical power supply to the motor.
The paper aims at reporting the earlier findings on a close examination of an external wall construction through the application of a brick veneer. To help properly unearth this, a close examination through research was carried and obtained data were analyzed and cross-checked against the set rules by the BCA.
The engineers have over the years played significant roles in enhancing increased world safety. In this regard, the engineers enhance the achievement of these through the reduction of industrial accidents. On one hand, the engineers can enhance workplace and industry safety through the development of quality products and equipment.
It is vital for employees working in hazardous settings to be warned in advance by the safety engineers. Equipment Quality assurance: Basically, industrial accidents can be caused by a machine or equipment whose quality has not been checked. As seen in Sayano–Shushenskaya hydroelectric power station, this can lead to fatalities.
In the implementation of the simulation, a number of challenges arise, such as the lack of the current transformer in the MATLAB Simpower toolbox. This may be solved by either using a regular single-phase, amended to fit the specification of the transformer in use, or adopting current measurement, which has the flipside of not simulating the problems of current transformers.
Waterproofing housing designs aim to address the problems of climate change, flood risks, vulnerabilities, and responding to future challenges by making the houses to be adaptive to future climate changes. The Australian town of Mundubbera is prone to flooding. This reinforces the need for waterproofing housing in the area.
The ethics principles governing engineering practice should strictly adhere. This, in turn, will lead to ethical processes such as efficient communication between the professions, best design, effective or pleasant quality assurance testing, increased knowledge, and skills in the engineering practice.
Safety in the workplace is critical for the smooth running of industries and accidents in these workplaces have continued to be a major source of concern for managers. Industrial accidents have been known to result in serious injuries to the employees while in some cases, there have been witnessed fatalities.
100W converter has been designed and simulated using LTSpice and powers. It is designed to have 3 different switching frequencies of 20 kHz, 50 kHz, and 100 kHz. The designed circuit is made up of two inductors, two capacitors, a switch, and a diode. Combinations of capacitors and inductors are also used as filters.
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In conclusion, the great southern stand entry points are mainly through gate 5 or 6 which are generally for public access. The AFL Members Reserve and patrons may use the Punt Road or the Brunton Avenue (which is car park gate 7) for those who wish to obtain parking spots close to the designated entry gate.
A “state of the art” experimental piggery is required at the Dookie Campus site, which should be able to accommodate 100 sows in an “eco-shelter” piggery. The piggery is to be located near the Bush-land Reserve of the campus. The design of the piggery takes into consideration the total pig population considering the number of boars required and the average litter size.
My work experience proved to be very productive and equipped me with even more skills in the technical aspects of my course. I have learned several concepts and had a feel of the workplace. The challenges encountered during this exercise gave me more confidence as we sought to find solutions to them.
Contemporary authors such as Chiang and Chen (2006) have approached the concept by first attacking complex systems. A good example they raise is that unexpected patterns of behavior do not reveal special forms of ‘emergent’ properties. Rather, what is done is just an illustration of problems with our understanding of complex systems.
The content of this document reports describes the suitability of material investigation and selection on a modern motor car. It touches on issues that concern the relationship between the modern motor car and the material suitability for its various components and the mechanical properties involved in the emission of greenhouse gases in the course of both the production as well as the transportation of the materials.
The project finance for this project is set at $ 6 – 8 billion which is a large sum to manage indeed. The project team shall be guided by the set project delivery systems that are governed by the local laws. This is to aid in financing as the main approach to avoiding constraints that are likely to mar the subcontractor from delivering the project.
In July 2013 report of Infrastructure Australia on the national structure plan, Canberra’s light rail is finally included in the national infrastructure priority list that will get federal support and funding. However, this support includes several important recommendations such as the integration of light rail networks into the existing bus network and change in the pricing of parking in Civic and other relevant centers in Canberra.
Construction of structures amounts to wanton environmental disruption especially when the contractor is not provided with proper guidelines. The degradation of nature as seen in most cases depends on the type of structure under construction within the area of allocation. This in turn affects land vegetation and marine life in the areas outlying construction of the bridge.
The IGBT switches amplify and controls signals that represent compensated voltages and currents. Within the coupling, the circuit is an output filter section that acts as a low-pass filter which absorbs the high-frequency switching components coming from the PWM inverter but leaves the compensating harmonic currents to flow.
The discussion made in this report has outlined quite clearly the process used in underground mining and with a special focus on shaft mining. The report has also shown how this industry benefits the economy. On the contra side, it has been established that these mines cause environmental degradation and sometimes-outright pollution.
In conclusion, a feedback amplifier is described based on the way of connection of the feedback network. The series feedback amplifier circuit block develops series and shunts feedback that is parallel to the amplifier input. The addition of series feedback results in to increase in impedance of the amplifier.
Looking at engineering aspects in terms of systems also allows for the identification of weaknesses, challenges, and problems so that they can be adequately addressed with a lot of ease. The natural gas power plants as an engineering system still require some improvements it their design and operation so as to enhance their efficiency as well as sustainability.